Well, it's a plum and a zucchini, not a peach and a cucumber, but watching her put anything in her mouth is hot. She is quite possibly the most gorgeous female on the face of the earth, and she was nice enough to share that with the rest of us.
And I can't believe no one else has bothered to answer the question below... her name is Jana Miartusova. Mirta is one of the names she has performed under - it is a shortened version of her last name. She also goes by Nella in a lot of her videos.